<span>If city a is located 35° west of city b, the time at city a is earlier that at city b. This is because the earth usually rotates form west to east which is counterclockwise when observed from above. The rotation of the earth gives us course of the day.</span>
The government may either sell goods or render services like train, city bus, electricity, transport, posts and telegraphs, water supply, etc. The government also earns revenue from the production of commodities like steel, oil, life-saving drugs, etc.